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[TG3]: Refine DMA boundary setting.
[linux-2.6/verdex.git] / drivers / media / dvb / ttpci / budget-av.c
blob6e0f5d307c52de21c56ce2fa499272a85a6ed801
1 /*
2 * budget-av.c: driver for the SAA7146 based Budget DVB cards
3 * with analog video in
4 *
5 * Compiled from various sources by Michael Hunold <michael@mihu.de>
6 *
7 * CI interface support (c) 2004 Olivier Gournet <ogournet@anevia.com> &
8 * Andrew de Quincey <adq_dvb@lidskialf.net>
9 *
10 * Copyright (C) 2002 Ralph Metzler <rjkm@metzlerbros.de>
11 *
12 * Copyright (C) 1999-2002 Ralph Metzler
13 * & Marcus Metzler for convergence integrated media GmbH
14 *
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License
17 * as published by the Free Software Foundation; either version 2
18 * of the License, or (at your option) any later version.
19 *
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 *
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
30 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
31 *
32 *
33 * the project's page is at http://www.linuxtv.org/dvb/
34 */
35
36 #include "budget.h"
37 #include "stv0299.h"
38 #include "tda10021.h"
39 #include "tda1004x.h"
40 #include <media/saa7146_vv.h>
41 #include <linux/module.h>
42 #include <linux/errno.h>
43 #include <linux/slab.h>
44 #include <linux/interrupt.h>
45 #include <linux/input.h>
46 #include <linux/spinlock.h>
47
48 #include "dvb_ca_en50221.h"
49
50 #define DEBICICAM 0x02420000
51
52 struct budget_av {
53 struct budget budget;
54 struct video_device *vd;
55 int cur_input;
56 int has_saa7113;
57 struct tasklet_struct ciintf_irq_tasklet;
58 int slot_status;
59 struct dvb_ca_en50221 ca;
60 };
61
62 /* GPIO CI Connections:
63 * 0 - Vcc/Reset (Reset is controlled by capacitor)
64 * 1 - Attribute Memory
65 * 2 - Card Enable (Active Low)
66 * 3 - Card Detect
67 */
68
69 /****************************************************************************
70 * INITIALIZATION
71 ****************************************************************************/
72
73 static u8 i2c_readreg(struct i2c_adapter *i2c, u8 id, u8 reg)
74 {
75 u8 mm1[] = { 0x00 };
76 u8 mm2[] = { 0x00 };
77 struct i2c_msg msgs[2];
78
79 msgs[0].flags = 0;
80 msgs[1].flags = I2C_M_RD;
81 msgs[0].addr = msgs[1].addr = id / 2;
82 mm1[0] = reg;
83 msgs[0].len = 1;
84 msgs[1].len = 1;
85 msgs[0].buf = mm1;
86 msgs[1].buf = mm2;
87
88 i2c_transfer(i2c, msgs, 2);
89
90 return mm2[0];
91 }
92
93 static int i2c_readregs(struct i2c_adapter *i2c, u8 id, u8 reg, u8 * buf, u8 len)
94 {
95 u8 mm1[] = { reg };
96 struct i2c_msg msgs[2] = {
97 {.addr = id / 2,.flags = 0,.buf = mm1,.len = 1},
98 {.addr = id / 2,.flags = I2C_M_RD,.buf = buf,.len = len}
99 };
100
101 if (i2c_transfer(i2c, msgs, 2) != 2)
102 return -EIO;
103
104 return 0;
105 }
106
107 static int i2c_writereg(struct i2c_adapter *i2c, u8 id, u8 reg, u8 val)
108 {
109 u8 msg[2] = { reg, val };
110 struct i2c_msg msgs;
111
112 msgs.flags = 0;
113 msgs.addr = id / 2;
114 msgs.len = 2;
115 msgs.buf = msg;
116 return i2c_transfer(i2c, &msgs, 1);
117 }
118
119 static int ciintf_read_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address)
120 {
121 struct budget_av *budget_av = (struct budget_av *) ca->data;
122 int result;
123
124 if (slot != 0)
125 return -EINVAL;
126
127 saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTHI);
128 udelay(1);
129
130 result = ttpci_budget_debiread(&budget_av->budget, DEBICICAM, address & 0xfff, 1, 0, 0);
131
132 if (result == -ETIMEDOUT)
133 budget_av->slot_status = 0;
134 return result;
135 }
136
137 static int ciintf_write_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address, u8 value)
138 {
139 struct budget_av *budget_av = (struct budget_av *) ca->data;
140 int result;
141
142 if (slot != 0)
143 return -EINVAL;
144
145 saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTHI);
146 udelay(1);
147
148 result = ttpci_budget_debiwrite(&budget_av->budget, DEBICICAM, address & 0xfff, 1, value, 0, 0);
149
150 if (result == -ETIMEDOUT)
151 budget_av->slot_status = 0;
152 return result;
153 }
154
155 static int ciintf_read_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address)
156 {
157 struct budget_av *budget_av = (struct budget_av *) ca->data;
158 int result;
159
160 if (slot != 0)
161 return -EINVAL;
162
163 saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTLO);
164 udelay(1);
165
166 result = ttpci_budget_debiread(&budget_av->budget, DEBICICAM, address & 3, 1, 0, 0);
167
168 if (result == -ETIMEDOUT)
169 budget_av->slot_status = 0;
170 return result;
171 }
172
173 static int ciintf_write_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address, u8 value)
174 {
175 struct budget_av *budget_av = (struct budget_av *) ca->data;
176 int result;
177
178 if (slot != 0)
179 return -EINVAL;
180
181 saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTLO);
182 udelay(1);
183
184 result = ttpci_budget_debiwrite(&budget_av->budget, DEBICICAM, address & 3, 1, value, 0, 0);
185
186 if (result == -ETIMEDOUT)
187 budget_av->slot_status = 0;
188 return result;
189 }
190
191 static int ciintf_slot_reset(struct dvb_ca_en50221 *ca, int slot)
192 {
193 struct budget_av *budget_av = (struct budget_av *) ca->data;
194 struct saa7146_dev *saa = budget_av->budget.dev;
195 int timeout = 50; // 5 seconds (4.4.6 Ready)
196
197 if (slot != 0)
198 return -EINVAL;
199
200 dprintk(1, "ciintf_slot_reset\n");
201
202 saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTHI); /* disable card */
203
204 saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTHI); /* Vcc off */
205 msleep(2);
206 saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTLO); /* Vcc on */
207 msleep(20); /* 20 ms Vcc settling time */
208
209 saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTLO); /* enable card */
210
211 /* This should have been based on pin 16 READY of the pcmcia port,
212 * but AFAICS it is not routed to the saa7146 */
213 while (--timeout > 0 && ciintf_read_attribute_mem(ca, slot, 0) != 0x1d)
214 msleep(100);
215
216 if (timeout <= 0)
217 {
218 printk(KERN_ERR "budget-av: cam reset failed (timeout).\n");
219 saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTHI); /* disable card */
220 saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTHI); /* Vcc off */
221 return -ETIMEDOUT;
222 }
223
224 return 0;
225 }
226
227 static int ciintf_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
228 {
229 struct budget_av *budget_av = (struct budget_av *) ca->data;
230 struct saa7146_dev *saa = budget_av->budget.dev;
231
232 if (slot != 0)
233 return -EINVAL;
234
235 dprintk(1, "ciintf_slot_shutdown\n");
236
237 ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTB);
238 budget_av->slot_status = 0;
239 return 0;
240 }
241
242 static int ciintf_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
243 {
244 struct budget_av *budget_av = (struct budget_av *) ca->data;
245 struct saa7146_dev *saa = budget_av->budget.dev;
246
247 if (slot != 0)
248 return -EINVAL;
249
250 dprintk(1, "ciintf_slot_ts_enable: %d\n", budget_av->slot_status);
251
252 ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTA);
253 return 0;
254 }
255
256 static int ciintf_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
257 {
258 struct budget_av *budget_av = (struct budget_av *) ca->data;
259 struct saa7146_dev *saa = budget_av->budget.dev;
260
261 if (slot != 0)
262 return -EINVAL;
263
264 if (!budget_av->slot_status) {
265 saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
266 udelay(1);
267 if (saa7146_read(saa, PSR) & MASK_06)
268 {
269 printk(KERN_INFO "budget-av: cam inserted\n");
270 budget_av->slot_status = 1;
271 }
272 saa7146_setgpio(saa, 3, SAA7146_GPIO_OUTLO);
273 } else if (!open) {
274 saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTLO);
275 if (ttpci_budget_debiread(&budget_av->budget, DEBICICAM, 0, 1, 0, 1) == -ETIMEDOUT)
276 {
277 printk(KERN_INFO "budget-av: cam ejected\n");
278 saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTHI); /* disable card */
279 saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTHI); /* Vcc off */
280 budget_av->slot_status = 0;
281 }
282 }
283
284 if (budget_av->slot_status == 1)
285 return DVB_CA_EN50221_POLL_CAM_PRESENT | DVB_CA_EN50221_POLL_CAM_READY;
286
287 return 0;
288 }
289
290 static int ciintf_init(struct budget_av *budget_av)
291 {
292 struct saa7146_dev *saa = budget_av->budget.dev;
293 int result;
294
295 memset(&budget_av->ca, 0, sizeof(struct dvb_ca_en50221));
296
297 saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTLO);
298 saa7146_setgpio(saa, 1, SAA7146_GPIO_OUTLO);
299 saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTLO);
300 saa7146_setgpio(saa, 3, SAA7146_GPIO_OUTLO);
301
302 /* Enable DEBI pins */
303 saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16) | 0x800);
304
305 /* register CI interface */
306 budget_av->ca.owner = THIS_MODULE;
307 budget_av->ca.read_attribute_mem = ciintf_read_attribute_mem;
308 budget_av->ca.write_attribute_mem = ciintf_write_attribute_mem;
309 budget_av->ca.read_cam_control = ciintf_read_cam_control;
310 budget_av->ca.write_cam_control = ciintf_write_cam_control;
311 budget_av->ca.slot_reset = ciintf_slot_reset;
312 budget_av->ca.slot_shutdown = ciintf_slot_shutdown;
313 budget_av->ca.slot_ts_enable = ciintf_slot_ts_enable;
314 budget_av->ca.poll_slot_status = ciintf_poll_slot_status;
315 budget_av->ca.data = budget_av;
316
317 if ((result = dvb_ca_en50221_init(&budget_av->budget.dvb_adapter,
318 &budget_av->ca, 0, 1)) != 0) {
319 printk(KERN_ERR "budget-av: ci initialisation failed.\n");
320 goto error;
321 }
322
323 printk(KERN_INFO "budget-av: ci interface initialised.\n");
324 budget_av->budget.ci_present = 1;
325 return 0;
326
327 error:
328 saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16));
329 return result;
330 }
331
332 static void ciintf_deinit(struct budget_av *budget_av)
333 {
334 struct saa7146_dev *saa = budget_av->budget.dev;
335
336 saa7146_setgpio(saa, 0, SAA7146_GPIO_INPUT);
337 saa7146_setgpio(saa, 1, SAA7146_GPIO_INPUT);
338 saa7146_setgpio(saa, 2, SAA7146_GPIO_INPUT);
339 saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
340
341 /* release the CA device */
342 dvb_ca_en50221_release(&budget_av->ca);
343
344 /* disable DEBI pins */
345 saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16));
346 }
347
348
349 static const u8 saa7113_tab[] = {
350 0x01, 0x08,
351 0x02, 0xc0,
352 0x03, 0x33,
353 0x04, 0x00,
354 0x05, 0x00,
355 0x06, 0xeb,
356 0x07, 0xe0,
357 0x08, 0x28,
358 0x09, 0x00,
359 0x0a, 0x80,
360 0x0b, 0x47,
361 0x0c, 0x40,
362 0x0d, 0x00,
363 0x0e, 0x01,
364 0x0f, 0x44,
365
366 0x10, 0x08,
367 0x11, 0x0c,
368 0x12, 0x7b,
369 0x13, 0x00,
370 0x15, 0x00, 0x16, 0x00, 0x17, 0x00,
371
372 0x57, 0xff,
373 0x40, 0x82, 0x58, 0x00, 0x59, 0x54, 0x5a, 0x07,
374 0x5b, 0x83, 0x5e, 0x00,
375 0xff
376 };
377
378 static int saa7113_init(struct budget_av *budget_av)
379 {
380 struct budget *budget = &budget_av->budget;
381 struct saa7146_dev *saa = budget->dev;
382 const u8 *data = saa7113_tab;
383
384 saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTHI);
385 msleep(200);
386
387 if (i2c_writereg(&budget->i2c_adap, 0x4a, 0x01, 0x08) != 1) {
388 dprintk(1, "saa7113 not found on KNC card\n");
389 return -ENODEV;
390 }
391
392 dprintk(1, "saa7113 detected and initializing\n");
393
394 while (*data != 0xff) {
395 i2c_writereg(&budget->i2c_adap, 0x4a, *data, *(data + 1));
396 data += 2;
397 }
398
399 dprintk(1, "saa7113 status=%02x\n", i2c_readreg(&budget->i2c_adap, 0x4a, 0x1f));
400
401 return 0;
402 }
403
404 static int saa7113_setinput(struct budget_av *budget_av, int input)
405 {
406 struct budget *budget = &budget_av->budget;
407
408 if (1 != budget_av->has_saa7113)
409 return -ENODEV;
410
411 if (input == 1) {
412 i2c_writereg(&budget->i2c_adap, 0x4a, 0x02, 0xc7);
413 i2c_writereg(&budget->i2c_adap, 0x4a, 0x09, 0x80);
414 } else if (input == 0) {
415 i2c_writereg(&budget->i2c_adap, 0x4a, 0x02, 0xc0);
416 i2c_writereg(&budget->i2c_adap, 0x4a, 0x09, 0x00);
417 } else
418 return -EINVAL;
419
420 budget_av->cur_input = input;
421 return 0;
422 }
423
424
425 static int philips_su1278_ty_ci_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio)
426 {
427 u8 aclk = 0;
428 u8 bclk = 0;
429 u8 m1;
430
431 aclk = 0xb5;
432 if (srate < 2000000)
433 bclk = 0x86;
434 else if (srate < 5000000)
435 bclk = 0x89;
436 else if (srate < 15000000)
437 bclk = 0x8f;
438 else if (srate < 45000000)
439 bclk = 0x95;
440
441 m1 = 0x14;
442 if (srate < 4000000)
443 m1 = 0x10;
444
445 stv0299_writereg(fe, 0x13, aclk);
446 stv0299_writereg(fe, 0x14, bclk);
447 stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
448 stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
449 stv0299_writereg(fe, 0x21, (ratio) & 0xf0);
450 stv0299_writereg(fe, 0x0f, 0x80 | m1);
451
452 return 0;
453 }
454
455 static int philips_su1278_ty_ci_pll_set(struct dvb_frontend *fe,
456 struct dvb_frontend_parameters *params)
457 {
458 struct budget_av *budget_av = (struct budget_av *) fe->dvb->priv;
459 u32 div;
460 u8 buf[4];
461 struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) };
462
463 if ((params->frequency < 950000) || (params->frequency > 2150000))
464 return -EINVAL;
465
466 div = (params->frequency + (125 - 1)) / 125; // round correctly
467 buf[0] = (div >> 8) & 0x7f;
468 buf[1] = div & 0xff;
469 buf[2] = 0x80 | ((div & 0x18000) >> 10) | 4;
470 buf[3] = 0x20;
471
472 if (params->u.qpsk.symbol_rate < 4000000)
473 buf[3] |= 1;
474
475 if (params->frequency < 1250000)
476 buf[3] |= 0;
477 else if (params->frequency < 1550000)
478 buf[3] |= 0x40;
479 else if (params->frequency < 2050000)
480 buf[3] |= 0x80;
481 else if (params->frequency < 2150000)
482 buf[3] |= 0xC0;
483
484 if (i2c_transfer(&budget_av->budget.i2c_adap, &msg, 1) != 1)
485 return -EIO;
486 return 0;
487 }
488
489 static u8 typhoon_cinergy1200s_inittab[] = {
490 0x01, 0x15,
491 0x02, 0x30,
492 0x03, 0x00,
493 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
494 0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */
495 0x06, 0x40, /* DAC not used, set to high impendance mode */
496 0x07, 0x00, /* DAC LSB */
497 0x08, 0x40, /* DiSEqC off */
498 0x09, 0x00, /* FIFO */
499 0x0c, 0x51, /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */
500 0x0d, 0x82, /* DC offset compensation = ON, beta_agc1 = 2 */
501 0x0e, 0x23, /* alpha_tmg = 2, beta_tmg = 3 */
502 0x10, 0x3f, // AGC2 0x3d
503 0x11, 0x84,
504 0x12, 0xb5, // Lock detect: -64 Carrier freq detect:on
505 0x15, 0xc9, // lock detector threshold
506 0x16, 0x00,
507 0x17, 0x00,
508 0x18, 0x00,
509 0x19, 0x00,
510 0x1a, 0x00,
511 0x1f, 0x50,
512 0x20, 0x00,
513 0x21, 0x00,
514 0x22, 0x00,
515 0x23, 0x00,
516 0x28, 0x00, // out imp: normal out type: parallel FEC mode:0
517 0x29, 0x1e, // 1/2 threshold
518 0x2a, 0x14, // 2/3 threshold
519 0x2b, 0x0f, // 3/4 threshold
520 0x2c, 0x09, // 5/6 threshold
521 0x2d, 0x05, // 7/8 threshold
522 0x2e, 0x01,
523 0x31, 0x1f, // test all FECs
524 0x32, 0x19, // viterbi and synchro search
525 0x33, 0xfc, // rs control
526 0x34, 0x93, // error control
527 0x0f, 0x92,
528 0xff, 0xff
529 };
530
531 static struct stv0299_config typhoon_config = {
532 .demod_address = 0x68,
533 .inittab = typhoon_cinergy1200s_inittab,
534 .mclk = 88000000UL,
535 .invert = 0,
536 .enhanced_tuning = 0,
537 .skip_reinit = 0,
538 .lock_output = STV0229_LOCKOUTPUT_1,
539 .volt13_op0_op1 = STV0299_VOLT13_OP0,
540 .min_delay_ms = 100,
541 .set_symbol_rate = philips_su1278_ty_ci_set_symbol_rate,
542 .pll_set = philips_su1278_ty_ci_pll_set,
543 };
544
545
546 static struct stv0299_config cinergy_1200s_config = {
547 .demod_address = 0x68,
548 .inittab = typhoon_cinergy1200s_inittab,
549 .mclk = 88000000UL,
550 .invert = 0,
551 .enhanced_tuning = 0,
552 .skip_reinit = 0,
553 .lock_output = STV0229_LOCKOUTPUT_0,
554 .volt13_op0_op1 = STV0299_VOLT13_OP0,
555 .min_delay_ms = 100,
556 .set_symbol_rate = philips_su1278_ty_ci_set_symbol_rate,
557 .pll_set = philips_su1278_ty_ci_pll_set,
558 };
559
560
561 static int philips_cu1216_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
562 {
563 struct budget *budget = (struct budget *) fe->dvb->priv;
564 u8 buf[4];
565 struct i2c_msg msg = {.addr = 0x60,.flags = 0,.buf = buf,.len = sizeof(buf) };
566
567 #define TUNER_MUL 62500
568
569 u32 div = (params->frequency + 36125000 + TUNER_MUL / 2) / TUNER_MUL;
570
571 buf[0] = (div >> 8) & 0x7f;
572 buf[1] = div & 0xff;
573 buf[2] = 0x8e;
574 buf[3] = (params->frequency < 174500000 ? 0xa1 :
575 params->frequency < 454000000 ? 0x92 : 0x34);
576
577 if (i2c_transfer(&budget->i2c_adap, &msg, 1) != 1)
578 return -EIO;
579 return 0;
580 }
581
582 static struct tda10021_config philips_cu1216_config = {
583 .demod_address = 0x0c,
584 .pll_set = philips_cu1216_pll_set,
585 };
586
587
588
589
590 static int philips_tu1216_pll_init(struct dvb_frontend *fe)
591 {
592 struct budget *budget = (struct budget *) fe->dvb->priv;
593 static u8 tu1216_init[] = { 0x0b, 0xf5, 0x85, 0xab };
594 struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tu1216_init,.len = sizeof(tu1216_init) };
595
596 // setup PLL configuration
597 if (i2c_transfer(&budget->i2c_adap, &tuner_msg, 1) != 1)
598 return -EIO;
599 msleep(1);
600
601 return 0;
602 }
603
604 static int philips_tu1216_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
605 {
606 struct budget *budget = (struct budget *) fe->dvb->priv;
607 u8 tuner_buf[4];
608 struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tuner_buf,.len =
609 sizeof(tuner_buf) };
610 int tuner_frequency = 0;
611 u8 band, cp, filter;
612
613 // determine charge pump
614 tuner_frequency = params->frequency + 36166000;
615 if (tuner_frequency < 87000000)
616 return -EINVAL;
617 else if (tuner_frequency < 130000000)
618 cp = 3;
619 else if (tuner_frequency < 160000000)
620 cp = 5;
621 else if (tuner_frequency < 200000000)
622 cp = 6;
623 else if (tuner_frequency < 290000000)
624 cp = 3;
625 else if (tuner_frequency < 420000000)
626 cp = 5;
627 else if (tuner_frequency < 480000000)
628 cp = 6;
629 else if (tuner_frequency < 620000000)
630 cp = 3;
631 else if (tuner_frequency < 830000000)
632 cp = 5;
633 else if (tuner_frequency < 895000000)
634 cp = 7;
635 else
636 return -EINVAL;
637
638 // determine band
639 if (params->frequency < 49000000)
640 return -EINVAL;
641 else if (params->frequency < 161000000)
642 band = 1;
643 else if (params->frequency < 444000000)
644 band = 2;
645 else if (params->frequency < 861000000)
646 band = 4;
647 else
648 return -EINVAL;
649
650 // setup PLL filter
651 switch (params->u.ofdm.bandwidth) {
652 case BANDWIDTH_6_MHZ:
653 filter = 0;
654 break;
655
656 case BANDWIDTH_7_MHZ:
657 filter = 0;
658 break;
659
660 case BANDWIDTH_8_MHZ:
661 filter = 1;
662 break;
663
664 default:
665 return -EINVAL;
666 }
667
668 // calculate divisor
669 // ((36166000+((1000000/6)/2)) + Finput)/(1000000/6)
670 tuner_frequency = (((params->frequency / 1000) * 6) + 217496) / 1000;
671
672 // setup tuner buffer
673 tuner_buf[0] = (tuner_frequency >> 8) & 0x7f;
674 tuner_buf[1] = tuner_frequency & 0xff;
675 tuner_buf[2] = 0xca;
676 tuner_buf[3] = (cp << 5) | (filter << 3) | band;
677
678 if (i2c_transfer(&budget->i2c_adap, &tuner_msg, 1) != 1)
679 return -EIO;
680
681 msleep(1);
682 return 0;
683 }
684
685 static int philips_tu1216_request_firmware(struct dvb_frontend *fe,
686 const struct firmware **fw, char *name)
687 {
688 struct budget *budget = (struct budget *) fe->dvb->priv;
689
690 return request_firmware(fw, name, &budget->dev->pci->dev);
691 }
692
693 static struct tda1004x_config philips_tu1216_config = {
694
695 .demod_address = 0x8,
696 .invert = 1,
697 .invert_oclk = 1,
698 .pll_init = philips_tu1216_pll_init,
699 .pll_set = philips_tu1216_pll_set,
700 .request_firmware = philips_tu1216_request_firmware,
701 };
702
703
704
705
706 static u8 read_pwm(struct budget_av *budget_av)
707 {
708 u8 b = 0xff;
709 u8 pwm;
710 struct i2c_msg msg[] = { {.addr = 0x50,.flags = 0,.buf = &b,.len = 1},
711 {.addr = 0x50,.flags = I2C_M_RD,.buf = &pwm,.len = 1}
712 };
713
714 if ((i2c_transfer(&budget_av->budget.i2c_adap, msg, 2) != 2)
715 || (pwm == 0xff))
716 pwm = 0x48;
717
718 return pwm;
719 }
720
721 #define SUBID_DVBS_KNC1 0x0010
722 #define SUBID_DVBS_KNC1_PLUS 0x0011
723 #define SUBID_DVBS_TYPHOON 0x4f56
724 #define SUBID_DVBS_CINERGY1200 0x1154
725
726 #define SUBID_DVBC_KNC1 0x0020
727 #define SUBID_DVBC_KNC1_PLUS 0x0021
728 #define SUBID_DVBC_CINERGY1200 0x1156
729
730 #define SUBID_DVBT_KNC1_PLUS 0x0031
731 #define SUBID_DVBT_KNC1 0x0030
732 #define SUBID_DVBT_CINERGY1200 0x1157
733
734 static void frontend_init(struct budget_av *budget_av)
735 {
736 struct saa7146_dev * saa = budget_av->budget.dev;
737 struct dvb_frontend * fe = NULL;
738
739 switch (saa->pci->subsystem_device) {
740 case SUBID_DVBS_KNC1_PLUS:
741 case SUBID_DVBC_KNC1_PLUS:
742 case SUBID_DVBT_KNC1_PLUS:
743 // Enable / PowerON Frontend
744 saa7146_setgpio(saa, 3, SAA7146_GPIO_OUTHI);
745 break;
746 }
747
748 switch (saa->pci->subsystem_device) {
749
750 case SUBID_DVBS_KNC1:
751 case SUBID_DVBS_KNC1_PLUS:
752 case SUBID_DVBS_TYPHOON:
753 fe = stv0299_attach(&typhoon_config,
754 &budget_av->budget.i2c_adap);
755 break;
756
757 case SUBID_DVBS_CINERGY1200:
758 fe = stv0299_attach(&cinergy_1200s_config,
759 &budget_av->budget.i2c_adap);
760 break;
761
762 case SUBID_DVBC_KNC1:
763 case SUBID_DVBC_KNC1_PLUS:
764 fe = tda10021_attach(&philips_cu1216_config,
765 &budget_av->budget.i2c_adap,
766 read_pwm(budget_av));
767 break;
768
769 case SUBID_DVBT_KNC1:
770 case SUBID_DVBT_KNC1_PLUS:
771 fe = tda10046_attach(&philips_tu1216_config,
772 &budget_av->budget.i2c_adap);
773 break;
774
775 case SUBID_DVBC_CINERGY1200:
776 fe = tda10021_attach(&philips_cu1216_config,
777 &budget_av->budget.i2c_adap,
778 read_pwm(budget_av));
779 break;
780
781 case SUBID_DVBT_CINERGY1200:
782 fe = tda10046_attach(&philips_tu1216_config,
783 &budget_av->budget.i2c_adap);
784 break;
785 }
786
787 if (fe == NULL) {
788 printk(KERN_ERR "budget-av: A frontend driver was not found "
789 "for device %04x/%04x subsystem %04x/%04x\n",
790 saa->pci->vendor,
791 saa->pci->device,
792 saa->pci->subsystem_vendor,
793 saa->pci->subsystem_device);
794 return;
795 }
796
797 budget_av->budget.dvb_frontend = fe;
798
799 if (dvb_register_frontend(&budget_av->budget.dvb_adapter,
800 budget_av->budget.dvb_frontend)) {
801 printk(KERN_ERR "budget-av: Frontend registration failed!\n");
802 if (budget_av->budget.dvb_frontend->ops->release)
803 budget_av->budget.dvb_frontend->ops->release(budget_av->budget.dvb_frontend);
804 budget_av->budget.dvb_frontend = NULL;
805 }
806 }
807
808
809 static void budget_av_irq(struct saa7146_dev *dev, u32 * isr)
810 {
811 struct budget_av *budget_av = (struct budget_av *) dev->ext_priv;
812
813 dprintk(8, "dev: %p, budget_av: %p\n", dev, budget_av);
814
815 if (*isr & MASK_10)
816 ttpci_budget_irq10_handler(dev, isr);
817 }
818
819 static int budget_av_detach(struct saa7146_dev *dev)
820 {
821 struct budget_av *budget_av = (struct budget_av *) dev->ext_priv;
822 int err;
823
824 dprintk(2, "dev: %p\n", dev);
825
826 if (1 == budget_av->has_saa7113) {
827 saa7146_setgpio(dev, 0, SAA7146_GPIO_OUTLO);
828
829 msleep(200);
830
831 saa7146_unregister_device(&budget_av->vd, dev);
832 }
833
834 if (budget_av->budget.ci_present)
835 ciintf_deinit(budget_av);
836
837 if (budget_av->budget.dvb_frontend != NULL)
838 dvb_unregister_frontend(budget_av->budget.dvb_frontend);
839 err = ttpci_budget_deinit(&budget_av->budget);
840
841 kfree(budget_av);
842
843 return err;
844 }
845
846 static struct saa7146_ext_vv vv_data;
847
848 static int budget_av_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info)
849 {
850 struct budget_av *budget_av;
851 u8 *mac;
852 int err;
853
854 dprintk(2, "dev: %p\n", dev);
855
856 if (!(budget_av = kmalloc(sizeof(struct budget_av), GFP_KERNEL)))
857 return -ENOMEM;
858
859 memset(budget_av, 0, sizeof(struct budget_av));
860
861 budget_av->has_saa7113 = 0;
862 budget_av->budget.ci_present = 0;
863
864 dev->ext_priv = budget_av;
865
866 if ((err = ttpci_budget_init(&budget_av->budget, dev, info, THIS_MODULE))) {
867 kfree(budget_av);
868 return err;
869 }
870
871 /* knc1 initialization */
872 saa7146_write(dev, DD1_STREAM_B, 0x04000000);
873 saa7146_write(dev, DD1_INIT, 0x07000600);
874 saa7146_write(dev, MC2, MASK_09 | MASK_25 | MASK_10 | MASK_26);
875
876 if (saa7113_init(budget_av) == 0) {
877 budget_av->has_saa7113 = 1;
878
879 if (0 != saa7146_vv_init(dev, &vv_data)) {
880 /* fixme: proper cleanup here */
881 ERR(("cannot init vv subsystem.\n"));
882 return err;
883 }
884
885 if ((err = saa7146_register_device(&budget_av->vd, dev, "knc1", VFL_TYPE_GRABBER))) {
886 /* fixme: proper cleanup here */
887 ERR(("cannot register capture v4l2 device.\n"));
888 return err;
889 }
890
891 /* beware: this modifies dev->vv ... */
892 saa7146_set_hps_source_and_sync(dev, SAA7146_HPS_SOURCE_PORT_A,
893 SAA7146_HPS_SYNC_PORT_A);
894
895 saa7113_setinput(budget_av, 0);
896 } else {
897 ciintf_init(budget_av);
898 }
899
900 /* fixme: find some sane values here... */
901 saa7146_write(dev, PCI_BT_V1, 0x1c00101f);
902
903 mac = budget_av->budget.dvb_adapter.proposed_mac;
904 if (i2c_readregs(&budget_av->budget.i2c_adap, 0xa0, 0x30, mac, 6)) {
905 printk(KERN_ERR "KNC1-%d: Could not read MAC from KNC1 card\n",
906 budget_av->budget.dvb_adapter.num);
907 memset(mac, 0, 6);
908 } else {
909 printk(KERN_INFO "KNC1-%d: MAC addr = %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
910 budget_av->budget.dvb_adapter.num,
911 mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
912 }
913
914 budget_av->budget.dvb_adapter.priv = budget_av;
915 frontend_init(budget_av);
916
917 return 0;
918 }
919
920 #define KNC1_INPUTS 2
921 static struct v4l2_input knc1_inputs[KNC1_INPUTS] = {
922 {0, "Composite", V4L2_INPUT_TYPE_TUNER, 1, 0, V4L2_STD_PAL_BG | V4L2_STD_NTSC_M, 0},
923 {1, "S-Video", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG | V4L2_STD_NTSC_M, 0},
924 };
925
926 static struct saa7146_extension_ioctls ioctls[] = {
927 {VIDIOC_ENUMINPUT, SAA7146_EXCLUSIVE},
928 {VIDIOC_G_INPUT, SAA7146_EXCLUSIVE},
929 {VIDIOC_S_INPUT, SAA7146_EXCLUSIVE},
930 {0, 0}
931 };
932
933 static int av_ioctl(struct saa7146_fh *fh, unsigned int cmd, void *arg)
934 {
935 struct saa7146_dev *dev = fh->dev;
936 struct budget_av *budget_av = (struct budget_av *) dev->ext_priv;
937
938 switch (cmd) {
939 case VIDIOC_ENUMINPUT:{
940 struct v4l2_input *i = arg;
941
942 dprintk(1, "VIDIOC_ENUMINPUT %d.\n", i->index);
943 if (i->index < 0 || i->index >= KNC1_INPUTS) {
944 return -EINVAL;
945 }
946 memcpy(i, &knc1_inputs[i->index], sizeof(struct v4l2_input));
947 return 0;
948 }
949 case VIDIOC_G_INPUT:{
950 int *input = (int *) arg;
951
952 *input = budget_av->cur_input;
953
954 dprintk(1, "VIDIOC_G_INPUT %d.\n", *input);
955 return 0;
956 }
957 case VIDIOC_S_INPUT:{
958 int input = *(int *) arg;
959 dprintk(1, "VIDIOC_S_INPUT %d.\n", input);
960 return saa7113_setinput(budget_av, input);
961 }
962 default:
963 return -ENOIOCTLCMD;
964 }
965 return 0;
966 }
967
968 static struct saa7146_standard standard[] = {
969 {.name = "PAL",.id = V4L2_STD_PAL,
970 .v_offset = 0x17,.v_field = 288,
971 .h_offset = 0x14,.h_pixels = 680,
972 .v_max_out = 576,.h_max_out = 768 },
973
974 {.name = "NTSC",.id = V4L2_STD_NTSC,
975 .v_offset = 0x16,.v_field = 240,
976 .h_offset = 0x06,.h_pixels = 708,
977 .v_max_out = 480,.h_max_out = 640, },
978 };
979
980 static struct saa7146_ext_vv vv_data = {
981 .inputs = 2,
982 .capabilities = 0, // perhaps later: V4L2_CAP_VBI_CAPTURE, but that need tweaking with the saa7113
983 .flags = 0,
984 .stds = &standard[0],
985 .num_stds = sizeof(standard) / sizeof(struct saa7146_standard),
986 .ioctls = &ioctls[0],
987 .ioctl = av_ioctl,
988 };
989
990 static struct saa7146_extension budget_extension;
991
992 MAKE_BUDGET_INFO(knc1s, "KNC1 DVB-S", BUDGET_KNC1S);
993 MAKE_BUDGET_INFO(knc1c, "KNC1 DVB-C", BUDGET_KNC1C);
994 MAKE_BUDGET_INFO(knc1t, "KNC1 DVB-T", BUDGET_KNC1T);
995 MAKE_BUDGET_INFO(knc1sp, "KNC1 DVB-S Plus", BUDGET_KNC1SP);
996 MAKE_BUDGET_INFO(knc1cp, "KNC1 DVB-C Plus", BUDGET_KNC1CP);
997 MAKE_BUDGET_INFO(knc1tp, "KNC1 DVB-T Plus", BUDGET_KNC1TP);
998 MAKE_BUDGET_INFO(cin1200s, "TerraTec Cinergy 1200 DVB-S", BUDGET_CIN1200S);
999 MAKE_BUDGET_INFO(cin1200c, "Terratec Cinergy 1200 DVB-C", BUDGET_CIN1200C);
1000 MAKE_BUDGET_INFO(cin1200t, "Terratec Cinergy 1200 DVB-T", BUDGET_CIN1200T);
1001
1002 static struct pci_device_id pci_tbl[] = {
1003 MAKE_EXTENSION_PCI(knc1s, 0x1131, 0x4f56),
1004 MAKE_EXTENSION_PCI(knc1s, 0x1131, 0x0010),
1005 MAKE_EXTENSION_PCI(knc1sp, 0x1131, 0x0011),
1006 MAKE_EXTENSION_PCI(knc1c, 0x1894, 0x0020),
1007 MAKE_EXTENSION_PCI(knc1cp, 0x1894, 0x0021),
1008 MAKE_EXTENSION_PCI(knc1t, 0x1894, 0x0030),
1009 MAKE_EXTENSION_PCI(knc1tp, 0x1894, 0x0031),
1010 MAKE_EXTENSION_PCI(cin1200s, 0x153b, 0x1154),
1011 MAKE_EXTENSION_PCI(cin1200c, 0x153b, 0x1156),
1012 MAKE_EXTENSION_PCI(cin1200t, 0x153b, 0x1157),
1013 {
1014 .vendor = 0,
1015 }
1016 };
1017
1018 MODULE_DEVICE_TABLE(pci, pci_tbl);
1019
1020 static struct saa7146_extension budget_extension = {
1021 .name = "budget dvb /w video in\0",
1022 .pci_tbl = pci_tbl,
1023
1024 .module = THIS_MODULE,
1025 .attach = budget_av_attach,
1026 .detach = budget_av_detach,
1027
1028 .irq_mask = MASK_10,
1029 .irq_func = budget_av_irq,
1030 };
1031
1032 static int __init budget_av_init(void)
1033 {
1034 return saa7146_register_extension(&budget_extension);
1035 }
1036
1037 static void __exit budget_av_exit(void)
1038 {
1039 saa7146_unregister_extension(&budget_extension);
1040 }
1041
1042 module_init(budget_av_init);
1043 module_exit(budget_av_exit);
1044
1045 MODULE_LICENSE("GPL");
1046 MODULE_AUTHOR("Ralph Metzler, Marcus Metzler, Michael Hunold, others");
1047 MODULE_DESCRIPTION("driver for the SAA7146 based so-called "
1048 "budget PCI DVB w/ analog input and CI-module (e.g. the KNC cards)");
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